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* xcoffread.c (MIN_TBTABSIZ): Change to 12.

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Jim Kingdon 1993-03-17 19:17:47 +00:00
parent 9d61147ec5
commit 3e57da3826
2 changed files with 10 additions and 3 deletions
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2
gdb/ChangeLog
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@ -1,5 +1,7 @@
Wed Mar 17 09:46:31 1993 Jim Kingdon (kingdon@cygnus.com)
* xcoffread.c (MIN_TBTABSIZ): Change to 12.
* xcoffread.c (xcoff_symfile_read): Only read stringtab and
debugsec if there are a non-zero number of symbols.

11
gdb/xcoffread.c
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@ -750,9 +750,6 @@ retrieve_tracebackinfo (abfd, textsec, cs)
{
#define TBTABLE_BUFSIZ 2000
/* Minimum buffer size to hold a traceback table. */
#define MIN_TBTABSIZ 50
static TracebackInfo tbInfo;
struct tbtable *ptb;
@ -838,11 +835,19 @@ retrieve_tracebackinfo (abfd, textsec, cs)
/* if we don't have the whole traceback table in the buffer, re-read
the whole thing. */
/* This is how much to read to get the traceback table.
8 bytes of the traceback table are always present, plus we
look at parminfo. */
#define MIN_TBTABSIZ 12
if ((char*)pinsn > (buffer + bufferbytes - MIN_TBTABSIZ)) {
/* In case if we are *very* close to the end of the text section
and cannot read properly from that point on, abort by returning
NULL.
This could happen if the traceback table is only 8 bytes,
but we try to read 12 bytes of it.
Handle this case more graciously -- FIXME */
if (!bfd_get_section_contents (